Intro to Inequalities

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Front

What does the phrase 'at least' indicate in an inequality?

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Front

What does the phrase 'at most' indicate in an inequality?

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Front

How would you write the inequality for 'x is greater than or equal to 5'?

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Front

How would you write the inequality for 'the maximum speed allowed is 25 mph'?

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It represents all values of x that are less than 5, which is shown with an open circle at 5 and a line extending to the left.

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It represents all values of x that are greater than or equal to 3, which is shown with a closed circle at 3 and a line extending to the right.

Front

If a number line shows an open circle at 5 and a line extending to the left, what inequality does it represent?

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Front

If a number line shows a closed circle at -3 and a line extending to the left, what inequality does it represent?

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